Home / 49,137,721.20-73,706,581.80-43,469,017.20

Finding the Fourth Proportional to 49,137,721.20, 73,706,581.80 and 43,469,017.20

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Solution

The fourth proportional to 49,137,721.20, 73,706,581.80 and 43,469,017.20 is: 65,203,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,137,721.20 : 73,706,581.80 = 43,469,017.20 : x
  2. Step 2: Convert to fraction form
    49,137,721.20/73,706,581.80 = 43,469,017.20/x
  3. Step 3: Cross multiply
    49,137,721.20x = 73,706,581.80 × 43,469,017.20
  4. Step 4: Simplify right side
    49,137,721.20x = 3,203,952,672,017,407
  5. Step 5: Solve for x
    x = 3,203,952,672,017,407/49,137,721.20
  6. Step 6: Final answer
    x = 65,203,525.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.